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Table 2 Example of EMCSI compute process for the responses of three interviewees

From: Understanding cultural significance, the edible mushrooms case

Var.

Question

I 1

Cat.

Val.

I 2

Cat.

Val.

I 3

Val.

Compute

QI

Sp. mentioned in his/her free list

Yes

Ā 

1

Yes

Ā 

1

No

0

2/3 = 0.67*

PAI

Informant rank the abundance of spi

B

B

2.5

C

C

5

Ā 

0

3.75

FUI

How often do you eat spi?

Every week

4 or more a year

10

Monthly from Jul. to Sep.

2ā€“3 times a year

7.5

Ā 

0

8.75

TSAI

How much do you like spi?

D

D

10

C

C

6.67

Ā 

0

8.335

MFFI

How do you cook spi?

Fried in butter, raw

Cooked alone plus raw (9 + 1)

10

"Amarillito con hongos"

Not principal element

5

Ā 

0

7.5

KTI

How many generations know...

Since grandma

Three or more generations

10

Learned from husband

Town, not blood parent

5

Ā 

0

7.5

HI

How safe is to eat spi...

Eat it with confidence

Ā 

6.67

Because it is good to health

Ā 

10

Ā 

0

8.335

EI

Have you sold/bought spi...

No

Ā 

0

Buy every month

Regularly

6.67

Ā 

0

3.335

EMCSI

Ā Ā Ā Ā Ā Ā Ā Ā Ā 

46.404

  1. In Var.: Variable. QI: Mention Index. PAI: Perceived Abundance Index. FUI: Frequency of Use Index. TSAI: Taste Score
  2. Appreciation Index. MFFI: Multifunctional Food Index. KTI: Knowledge Transmission index. HI: Health Index. EI: Economic Index.
  3. EMCSI: Edible Mushroom Cultural Significance Index. I 1, I 2, I 3: Answers of informants 1, 2 and 3. Cat.: Categorization. Val. Value. In the entire table, the categorizations and associated values are those indicated in Table 1. In Compute: * the formula for QI = (Number of mentions/Number of informants) 10. However, note than the division by 10 is to fit QI values to the same scale of other variables, because in this example just 3 informants were considered, the division was not done. The final value of each variable (except QI) is the average of informants' responses considering just those that knew the species; in this case 2.